| // RUN: %clang_cc1 -fsyntax-only -verify -Wno-array-bounds %s -fpascal-strings |
| // RUN: %clang_cc1 -fdiagnostics-parseable-fixits -x c++ %s 2>&1 -Wno-array-bounds -fpascal-strings | FileCheck %s |
| |
| void consume(const char* c) {} |
| void consume(const unsigned char* c) {} |
| void consume(const wchar_t* c) {} |
| void consumeChar(char c) {} |
| |
| enum MyEnum { |
| kMySmallEnum = 1, |
| kMyEnum = 5 |
| }; |
| |
| enum OperatorOverloadEnum { |
| kMyOperatorOverloadedEnum = 5 |
| }; |
| |
| const char* operator+(const char* c, OperatorOverloadEnum e) { |
| return "yo"; |
| } |
| |
| const char* operator+(OperatorOverloadEnum e, const char* c) { |
| return "yo"; |
| } |
| |
| void f(int index) { |
| // Should warn. |
| // CHECK: fix-it:"{{.*}}":{31:11-31:11}:"&" |
| // CHECK: fix-it:"{{.*}}":{31:17-31:18}:"[" |
| // CHECK: fix-it:"{{.*}}":{31:20-31:20}:"]" |
| consume("foo" + 5); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume("foo" + index); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume("foo" + kMyEnum); // expected-warning {{adding 'MyEnum' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume("foo" + kMySmallEnum); // expected-warning {{adding 'MyEnum' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| |
| consume(5 + "foo"); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume(index + "foo"); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume(kMyEnum + "foo"); // expected-warning {{adding 'MyEnum' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume(kMySmallEnum + "foo"); // expected-warning {{adding 'MyEnum' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| |
| // FIXME: suggest replacing with "foo"[5] |
| consumeChar(*("foo" + 5)); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consumeChar(*(5 + "foo")); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| |
| consume(L"foo" + 5); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume(L"foo" + 2); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| |
| consume("foo" + 3); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume("foo" + 4); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| consume("\pfoo" + 4); // expected-warning {{adding 'int' to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| |
| #define A "foo" |
| #define B "bar" |
| consume(A B + sizeof(A) - 1); // expected-warning {{to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| |
| // Should not warn. |
| consume(&("foo"[3])); |
| consume(&("foo"[index])); |
| consume(&("foo"[kMyEnum])); |
| |
| |
| consume("foo" + kMyOperatorOverloadedEnum); |
| consume(kMyOperatorOverloadedEnum + "foo"); |
| } |
| |
| template <typename T> |
| void PR21848() { |
| (void)(sizeof(T) + ""); // expected-warning {{to a string does not append to the string}} expected-note {{use array indexing to silence this warning}} |
| } |
| template void PR21848<int>(); // expected-note {{in instantiation of function template specialization 'PR21848<int>' requested here}} |